Home / 268,166.62-370,072.02-147,309.22

Finding the Fourth Proportional to 268,166.62, 370,072.02 and 147,309.22

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Solution

The fourth proportional to 268,166.62, 370,072.02 and 147,309.22 is: 203,287.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,166.62 : 370,072.02 = 147,309.22 : x
  2. Step 2: Convert to fraction form
    268,166.62/370,072.02 = 147,309.22/x
  3. Step 3: Cross multiply
    268,166.62x = 370,072.02 × 147,309.22
  4. Step 4: Simplify right side
    268,166.62x = 54,515,020,610.02
  5. Step 5: Solve for x
    x = 54,515,020,610.02/268,166.62
  6. Step 6: Final answer
    x = 203,287.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.